HomeMy WebLinkAboutEngineered Plan - 20180
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SOIL TEST PIT DATA
NOT TO SCALE
TEST PIT TP-1
GRD. EL. 41.7
SHGW EL 28.2
EL 33.7
EL 32.2
EL 28.2
FILL
9
BW
MEDIUM SAND
1OYR 5/6
11
C
COARSE SAND
2.5Y 6/6
NO
GROUNDWATER
OBSERVED
= 1i
NOT TO SCALE
REMOVABLE
COVER
6"
4"
ONSITE SOIL
i
EVALUATION
I
DATE:
JULY 12, 2018
TEST BY:
BSC GROUP, INC.
WITNESSED BY:
AMY VON HONE
LICENSED SOIL EVALUATOR:
TODD MacDONALD, EIT, SE#14157
PERCOLATION RATE:
< 2 MINS./INCH
SOIL CLASS:
CLASS 1
L.T.A.R.:
0.74 GPD/S.F.
LEGEND
-777-1
WAIVED UNSUITABLE
MATERIALS
(TO BE REMOVED)
RA
PERCOLATION
DOG TEST RANGE
52"
ADPE RISER
2" WALLS
ter_
•
ESTIMATED
-Z- SEASONAL HIGH
GROUNf WATER
FLOOR
SEE ATTACHED
j
I
,i
Y�
i
21" � I.
�-
NOTES:
1. PROVIDE INLET TEE OR BAFFLE WHERE SLOPE OF PIPE EXCEEDS
0.08 FT./FT OR IN PUMPED SYSTEM.
2. FIRST TWO FEET OF PIPE OUT OF DIST. BOX TO BE LAID LEVEL
3. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE
WATERTIGHT.
4. FILL ALL UNUSED KNOCKOUTS WITH MORTAR.
5. CONCRETE COVER SHALL BE RAISED TO WITHIN 6 INCHES OF
FINISHED GRADE.
DESIGN CALCULATIONS
DESIGN FLOW
3 BEDROOMS 0 110 GPD/BEDROOM = 330 GPD
330 GPD X 200% = 660 GALLONS
USE 1,500 GALLON SEPTIC TANK
E
DESIGN PERC. RATE: <2 MIN/INCH
LONG TERM APPL RATE: 0.74 GPD/SF
330 GPD _ 0.74 GPD/SF = 446 SF
SIZE OF LEACHING FACILITY PROVIDED
USE (2) 500 GALLON H-10 CONCRETE LEACHING CHAMBERS IN TRENCH
CONFIGURATION WITH 4' STONE ON ENDS AND 4' STONE ON SIDES.
BOTTOM AREA: 25' X 12.83' = 320.7 S.F.
SIDEWALL AREA: 2 X (2 X (25' + 12.83')) = 151.3 S.F.
EFFECTIVE LEACHING AREA = 472 S.F.
472 S.F. X 0.74 GPD/S.F. = 349 GPD (INSTALLED CAPACITY)
349 GPD > 330 GPD (19 GPD RESERVE CAPACITY PROVIDED)
1,000 GALLON SEPTIC TANK
PLAN VIEW LOT 71
i
i
01.
I 1
61 w ,1
i
'O
o
EXISTING 1,000
GALLON
SEPTIC TANK TO
REMAIN
,fitt'
1
EXISTING TO REMAIN PROPOSED
RAISE AT LEAST ONE EXISTING COVER DIST. BOX
TO WITHIN 6" OF FINISHED GRADE
NOTES: THE RISER SHALL BE 18" HDPE PIPE
1. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION I CONC. COVER
SHALL BE WATERTIGHT. 6" MAX. 500 GALLON CONC.
2. TEES SHALL BE SCH. 40 PVC AND SHALL BE LOCATED LEACHING CHAMBER
WITHIN 12" OF TANK WALL AND ACCESSIBLE FROM TANK (Np,)
COVER.
PROPOSED
10"
3" :
LOCATE a
INLET TEE OUTLET TEE
UNDER COVER W/GAS BAFFLE
3"
CROSS-SECTION VIEW
PLAN VIEW
OBSERVATION
PORT
NOT TO SCALE
CHING CHAMBER CH -
4" PERFORATED PVC 20" ACCESS COVER
W/SCREW CAP TO EXTEND DOWN TO WITHIN 3 INCHES
TO NATURAL SUBGRADE OF FINISH GRADE
5" DIA. KNOCKOUT (TYP.)
LOAM AND SEED
ALL DISTURBED- AREAS
�1-1/2"TAPER ////1/////./' i //////,
I CONC. 12-36" COVER
RISER
O 0 CI CI L� L� 34" 24" CI C] 0 0 0
CI I� C] C7 0 C� CI C7 EFFECTIVE 0 O CI C7 Cl
DEPTH
8'-6"
4'-10"
FRONT VIEW 12'-10"
NOTES 23' OVERDIG
SIDE VIEW
1. ONE ACCESS COVER PER SYSTEM SHALL BE RAISED TO FINISH GRADE.
2. CHAMBERS SHALL BE 500 GALLON LEACHING DRYWELL, MANUFACTURED BY SHOREY OR APPROVED EQUAL.
3. GEOTEXTILE FABRIC MAY BE USED IN LIEU OF DOUBLE WASHED STONE.
LOT69
CONSTRUCTION NOTES
CONTRACTOR AND OWNER TO DISCUSS RETAINING WALLS AND TREES
PRIOR TO THE INSTALLATION OF SYSTEM.
5 ? A 26' r5
fcTv
PROPOSED LIMITS OF 5' OVERDIG / 8oA0
EXCAVATION TO "C" E
HORIZON Q AIpE) I
R Q I `N (40� W
LOT JOZ
111
2" LAYER OF 1/8" TO
1/2" DOUBLE WASHED
STONE ABOVE CROWN
OF PIPE
3/4" TO 1-1/2-
DOUBLE WASHED
STONE TO CROWN
OF PIPE
DEPT.,.BSC V,
LOCUS
INFORMATION
CURRENT OWNER:
THE ANTHONY MITRANO SR. FAMILY TRUST
TITLE REFERENCE:
DEED BOOK 28610, PAGE 112
PLAN REFERENCE:
PLAN BOOK 207, PAGE 57
ASSESSORS MAP:
134
PARCEL:
119
ZONING DISTRICT:
R-40
SETBACKS:
FRONT 30'
SIDE 20'
REAR 20'
OVERLAY DISTRICT:
O.K.H.
NITROGEN SENSITIVE
ZONE:
NOT A ZONE II
FEMA FLOOD
ZONE DISTRICT:
ZONE X, DATED JULY 16, 2014
PANEL #25001CO579 J
MINIMUM i LOT SIZE:
40,000 S.F.
EXISTING LOT SIZE:
11,000t S.F.
GENERAL NOTES
1. THIS PLAN- IS ONLY INTENDED FOR THE PERMITTING AND CONSTRUCTION OF THE
SEWAGE DISPOSAL FACILITIES.
2. ALL CONSTRUCTION METHODS AND MATERIALS SHALL CONFORM TO 310 CMR 15.000
AND YARMOUTH BOARD OF HEALTH REGULATIONS.
3. THERE ARE NO KNOWN OR PROPOSED PRIVATE WELLS LOCATED WITHIN 150 FT. OF THE
PROPOSED LEACHING FACILITY.
4. IF AN OVERDIG IS SPECIFIED, REMOVE ALL TOPSOIL, SUBSOIL AND OTHER UNSUITABLE
MATERIALS.
5. IF AN OVERDIG IS SPECIFIED, REPLACE ALL EXCAVATED MATERIALS WITHIN THE LIMIT OF
EXCAVATION WITH CLEAN GRANULAR SAND, FREE FROM ORGANIC MATERIAL AND
DELETRIOUS SUBSTANCES. MIXTURES AND LAYERS OF DIFFERENT CLASSES OF SOIL
SHALL NOT BE USED. FILL SHALL NOT CONTAIN ANY MATERIAL LARGER THAN 2
INCHES. A SIEVE ANALYSIS USING A #4 SIEVE SHALL BE PERFORMED ON A
REPRESENTATIVE SAMPLE OF FILL UP TO 45% BY WEIGHT MAY BE RETAINED ON THE
#4 SIEVE. SUCH ANALYSES MUST DEMONSTRATE THAT THE MATERIAL MEETS EACH OF
THE FOLLOWING SPECIFICATIONS:
100% MUST PASS #4 SIEVE
10% MUST PASS #50 SIEVE
0 220% MUST PASS #100 SIEVE
0-15% MUST PASS #200 SIEVE
6. EXISTING UTILITIES WHERE SHOWN ON THE PLANS ARE APPROXIMATE. THE ENGINEER
DOES NOT GUARANTEE THEIR ACCURACY OR THAT "ALL SUBSURFACE STRUCTURES ARE
SHOWN. CONTRACTOR SHALL VERIFY THE SIZE, LOCATION AND ELEVATION OF INVERTS
OF UTILITIES AND STRUCTURES, WITHIN THE LIMIT OF WORK, PRIOR TO THE START OF
CONSTRUCTION. IF ANY DISCREPANCIES ARE DISCOVERED OR FIELD CHANGES
REQUIRED, THE CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY.
7. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROPERLY COORDINATING THE
PROPOSED CONSTRUCTION ACTIVITIES WITH DIG -SAFE AND THE APPLICABLE UTILITY
COMPANIES, AND SHALL COMPLETE THE PROPOSED WORK WITHOUT ANY INTERUPTIONS
IN SERVICE.
1
8. CONTRACTOR IS REQUIRED TO N01IFY DIG -SAFE, PER MASS. STATUTE CHAPTER 82.
SECTION 40 (1-888-344-7233) A MINIMUM OF 72 HOURS PRIOR TO THE START OF
CONSTRUCTION.
9. THIS SYSTEM IS NOT DESIGNED FOR THE USE OF A GARBAGE GRINDER. INSTALLATION
Percaiit valid1"'for tdF:PA1R O1 SEPTIC 3YSTF:R1`` OR USE OF A GARBAGE GRINDER AT THIS PROPERTY IS NOT ALLOWED PER 310 CMR
ONO Y, due to State' and Local septic variances.
13oard of IHealth review and approval is required lire' 15.240(4).
awry .;future addrtionsLreilnsations/altcratiuns to
sewage Gauirtio and/or structures/ilrsellirag• 10. THE WATERLINE SHALL BE SLEEVED OR RELOCATED PRIOR TO CONSTRUCTION OF THE
:irillouth fic a.1th Ovpar anent. RESERVE AREA IF NEEDED).
(
APPROVED..
- '`.Date
VARIANCES REQUESTED
I / i
Y LINER
-� tK t
q
I BENCHMARK
MAG NAIL SE
ELEV 43.79
W'''
vv
TITLE 5:
310 CMR: 15,211 (1)
1.) TO ALLOW THE LEACHING AREA TO BE 5' FROM THE STREET LINE IN
LIEU OF 10'. A 5' VARIANCE IS REQUESTED,
2.) TO ALLOW THE LEACHING AREA TO BE 7' FROM THE WATER LINE IN
LIEU OF 10'. A 3' VARIANCE IS REQUESTED.
SYSTEM PROFILE
NOT TO SCALE
4" SCH. 40 PVC
L= 9t FT.
EL.= 43.00 S=0.04
TOP FOUNDATION FIRST PIPE LENGTH
DISTRIBUTION
NOTE: SEPTIC TANK BOX
MAGNETIC REFLECTIVE TAPE SHALL BE PROVIDED
IN THE TRENCH OVER ALL PVC PIPING
TO BE SET LEVEL FINISH GRADE
FOR MIN. 2' 40.8-41.8
�-- 4" SCH. 40 PVC
5' OVERDIG
TOP EL=38.83
40MIL
000000c000
POLY
oor�000000CM
UNEf�
0
00000t�0000
TOP39.0
_ BOT. EL=36.00
\_
BOT. 35.0
LEACHING
7.8' SEPARATION
CHAMBERS
EL=28.2
l
1
ESTIMATED S.H.G.W. (BOTTOM OF TEST PIT)
6A
MARGARET JOSEPH Rl D
LOCUS �
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LOCUS MAP
NOT TO SCALE
OF M4Ss9 yGs
c
o gR1AN G.
� YERGATIAN W
� CIVIL
Igo. 46206�Q
BRIAN G. YERGATIA DATE
PROFESSIONAL ENGINEER
SEPTIC SYSTEM
DESIGN /UPGRADE
# 72 BARNACLE ROAD
IN
YARMOUTH PORT
MASSACHUSETTS -
(BARNSTABLE COUNTY)
SITE PLAN .
DULY 20, 2018
� UTItEgEOMCD
JUL 2 5 2018
HLaLiH